Graphene-Based Electro-Absorption Modulator Chip under Study in the Lab (IMAGE) ICFO-The Institute of Photonic Sciences Caption Graphene-based electro-absorption modulator chip under study in the lab. Credit ©ICFO Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.